Splitgate 2 brings back the free to play FPS with portals from 1047 Games, with a Beta now available. However, it's another game that will not work on Desktop Linux, only the Steam Deck.
Read the full article here: https://www.gamingonlinux.com/2025/05/splitgate-2-gets-a-beta-on-steam-works-on-steam-deck-but-not-other-linux-systems-for-now/